hand picking

hand picking 基本解释

手选，人工挑选

hand picking 用法和例句

1、Improved hand picking technology greatly enhance the mineral processing tate of waste in many dressing plants.

常温浮选是白钨选矿工艺的重大技术突破

2、As used on the little hand, picking the one into a basket carried on the back, as if tireless.

就那样用小手，一枚一枚的捡进背篓，仿佛不知疲倦。

重点词汇

hand n. 手；协助，帮助；（工具等的）把，柄；掌管 vt. 传递，交给；搀扶；支持

picking v. 采摘；采( pick的现在分词 )；摘；啄；叼 n. 采摘；掘，撬开；采得物，赃物